captcha
A Go package for generating and verifying image and audio CAPTCHAs with built-in storage and HTTP server support.
What is captcha?
dchest/captcha is a Go package that implements generation and verification of CAPTCHA challenges. It creates image and audio representations of numeric sequences to distinguish human users from automated bots in web applications. The package includes built-in storage for captcha state and an HTTP server for easy integration.
Go developers building web applications that need to protect forms, logins, or other endpoints from automated abuse and bot submissions.
It provides a fully self-contained solution with no external dependencies, supports both visual and auditory challenges for accessibility, and offers a simple API with built-in HTTP serving capabilities, making it easy to integrate into existing Go web services.
Overview
Go package captcha implements generation and verification of image and audio CAPTCHAs.
Use Cases
Best For
- Adding bot protection to Go web application login forms
- Securing public API endpoints from automated scraping
Related Projects
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